Merge non-identical but the same authors or assign aliases

See this thread for more details:

http://community.thomsonreuters.com/t5/EndNote-How-To/one-person-many-names-merge/m-p/54745#M10324 

which begins:


greenery wrote:

I have an author who shows up (on imported references – I didn’t enter these manually) as John Smith, J. Smith, J.R. Smith, John R. Smith, JR Smith, John Reginald Smith.

And this happens quite often.

Is there a way to merge these people into one? I sure hope so, but  I have searched here under ‘merge author names’ and many variations thereof without success. Can someone please give me a hint?

Thanks.